drop otiai10 copy

[mzihlmann]

Fixes # in case of a bug fix, this should point to a bug and any other related issue(s)

Description
just a trial to see whether we can safely drop the dependency or what we need to fix to make it happen.

Submitter Checklist

These are the criteria that every PR should meet, please check them off as you
review them:

• Includes unit tests
• Adds integration tests if needed.

See the contribution guide for more details.

Reviewer Notes

• The code flow looks good.
• Unit tests and or integration tests added.

Release Notes

Describe any changes here so maintainer can include it in the release notes, or delete this block.

Examples of user facing changes:
- kaniko adds a new flag `--registry-repo` to override registry

[mzihlmann]

Superseded by #947, #948 and #626, which remove the dependency's three call sites behind feature flags. This branch predates the RUN --mount=type=bind call site added in 3ccbe08 and would no longer build.